Merge branch 'drm-next-4.15-dc' of git://people.freedesktop.org/~agd5f/linux into drm-next

Various fixes for DC for 4.15.

* 'drm-next-4.15-dc' of git://people.freedesktop.org/~agd5f/linux:
  drm/amd/display: fix MST link training fail division by 0
  drm/amd/display: Fix formatting for null pointer dereference fix
  drm/amd/display: Remove dangling planes on dc commit state
  drm/amd/display: add flip_immediate to commit update for stream
  drm/amd/display: Miss register MST encoder cbs
  drm/amd/display: Fix warnings on S3 resume
  drm/amd/display: use num_timing_generator instead of pipe_count
  drm/amd/display: use configurable FBC option in dm
  drm/amd/display: fix AZ clock not enabled before program AZ endpoint
  amdgpu/dm: Don't use DRM_ERROR in amdgpu_dm_atomic_check